Asystem of ideas, values, beliefs, customs, and language that is passed from one generation to the next and sustains a particular way of life is known as
a. communication
b. low-context communication style
c. high-context communication style
d. culture
e. social communities

It is known as D. Culture.

Explanation:

Culture is the set of knowledge, beliefs, ideas, values, customs and language specific to a certain group. These, and the culture as a whole, is kept by being passed from generation to generation in order to sustain a certain way of life.

well considering i can't see the graph, it's probably prices